Looking on the internet deeply has found these results:

Not having enough sleep is the most popular phrase on the web.

Not having a sufficient amount of sleep 12 results on the web	Not having enough sleep 12,460 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Sep 8, 2015 ... There have been a volume of studies on the implications of not having a sufficient amount of sleep. In terms of health, several studies have�... Mar 31, 2016 ... There may be a correlation between choosing unhealthy foods and a student not having a sufficient amount of sleep, as the study said.	Sep 13, 2015 ... Dangerous: Not having enough sleep can affect the human body in a number of ways. Recent reports suggest that anyone who gets less than�... Feb 9, 2011 ... They believe that not having enough sleep disrupts the balance of two key hormones, ghrelin and leptin, which control the appetite. Sleep deprivation is the condition of not having enough sleep; it can be either chronic or acute. A chronic sleep restricted state can cause fatigue, daytime�... Feb 17, 2016 ... Feeling tired or drowsy at any time during the day is one symptom of not having enough sleep. Being able to fall asleep within 5 minutes of�...

Not having a sufficient amount of sleep

12 results on the web

Not having enough sleep

12,460 results on the web

More popular!

Sep 8, 2015 ... There have been a volume of studies on the implications of not having a sufficient amount of sleep. In terms of health, several studies have�...
Mar 31, 2016 ... There may be a correlation between choosing unhealthy foods and a student not having a sufficient amount of sleep, as the study said.

Sep 13, 2015 ... Dangerous: Not having enough sleep can affect the human body in a number of ways. Recent reports suggest that anyone who gets less than�...
Feb 9, 2011 ... They believe that not having enough sleep disrupts the balance of two key hormones, ghrelin and leptin, which control the appetite.
Sleep deprivation is the condition of not having enough sleep; it can be either chronic or acute. A chronic sleep
restricted state can cause fatigue, daytime�...
Feb 17, 2016 ... Feeling tired or drowsy at any time during the day is one symptom of not having enough sleep. Being able to fall asleep within 5 minutes of�...